The bakery business is as much about science as it is about art.

The most successful modern states are those that have been able to combine a strong state with the rule of law and democratic accountability.

Every experiment, even the ones that fail, teaches you something valuable.

如果没有地幔对流的概念，大陆漂移理论将只是一种猜测。

Coal mining is a partnership between the earth and human ingenuity.